20059949

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12967}}^1$

素因数の和:13004

約数の個数: 16

約数和(自身を含む): 26143488

約数和(自身を除く): 6083539

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 12967, 90769, 168571, 220439, 1179997, 1543073, 2865707, 20059949]

約数ペア:

[(1, 20059949), (7, 2865707), (13, 1543073), (17, 1179997), (91, 220439), (119, 168571), (221, 90769), (1547, 12967)]